33889480 has 16 divisors (see below), whose sum is σ = 76251420. Its totient is φ = 13555776.

The previous prime is 33889469. The next prime is 33889529. The reversal of 33889480 is 8498833.

It can be written as a sum of positive squares in 2 ways, for example, as 32194276 + 1695204 = 5674^2 + 1302^2 .

It is a super-2 number, since 2×33889480² = 2296993709340800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423579 + ... + 423658.

Almost surely, 2^33889480 is an apocalyptic number.

It is an amenable number.

33889480 is an abundant number, since it is smaller than the sum of its proper divisors (42361940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33889480 is a wasteful number, since it uses less digits than its factorization.

33889480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847248 (or 847244 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 33889480 is about 5821.4671690219. The cubic root of 33889480 is about 323.6097776304.

The spelling of 33889480 in words is "thirty-three million, eight hundred eighty-nine thousand, four hundred eighty".